Ketty Peeva/ Yordan Kyosev
(1)
Yordan (Professor of Textile Materials Kyosev Textile Technology and Quality Management Faculty of Textile and Clothing Technology Niederrhein University of Applied Sciences Germany)
(1)
Yordan Kalev Zhekov/ Geoffrey M. Stephenson (FRW)
(1)
Yordan Kyosev (EDT)/ Boris Mahltig (EDT)/ Anne Schwarz-pfeiffer (EDT)
(1)
Yordan Kyosev/ Boris Mahltig
(1)
Yordan Lyutskanov/ Hristo Manolakev (EDT)/ Radostin Rusev (EDT)
(1)